supybot: Remove weird __parent
supybot: Remove weird __parent

Just using super() whereever is the recommended way to do this.

vrutkovs/vrutkovs.github.io,vrutkovs/vrutkovs.github.io,chergert/gnome-continuous,GNOME/gnome-ostree,chergert/gnome-continuous,chergert/gnome-continuous,GNOME/gnome-ostree,vrutkovs/vrutkovs.github.io,GNOME/gnome-ostree